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Compare optical, filtration and stability properties of True, Colloidal and Suspensionsolutions. |
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Answer» Answer: State whether the following STATEMENTS are true or false: 1. wastewater released from HOUSES is called domestic sewage. { } 2.discharge of untreated sewage into water bodies leads to dense algal growth. { } 3. stagnant water does not LEAD to any disease. { } 4. dried sludge can be used as manure. { } 5. contamination of drinking water can happen in cover drains also. { } 6. chemical product such as medicines, motor oils, paints, grease, MACHINE oil and insecticides may kill water-purifying microorganisms and accelerate the the degradation PROCESS |
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